Which Box 12 is HSA?

When it comes to Health Savings Accounts (HSAs), Box 12 on your W-2 form is where you can find important information related to your HSA contributions. Specifically, Box 12 with Code W is designated for reporting HSA contributions made through an employer-sponsored cafeteria plan.

If you see an amount in Box 12 with Code W on your W-2 form, it signifies the total amount of HSA contributions that you, your employer, or both made during the tax year. This amount is crucial for calculating your tax deductions and ensuring compliance with HSA contribution limits.

To maintain accurate records and ensure proper tax treatment of your HSA contributions, it is essential to review the information in Box 12 on your W-2 form each year.


When navigating the intricacies of Health Savings Accounts (HSAs), it's essential to pay attention to Box 12 on your W-2 form. This section is crucial, as it contains the requisite information regarding HSA contributions, specifically marked by Code W.

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